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EP 4 144 028 A1

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(43) Date of publication: 08.03.2023 Bulletin 2023/10 (21) Application number: 21726293.0 (22) Date of filing: 28.04.2021

(51) International Patent Classification (IPC):  H04L 5/00(2006.01) H04W 72/00(2009.01) (52) Cooperative Patent Classification (CPC): H04L 5/0007; H04L 5/0035; H04L 5/0053; H04L 5/0091; H04J 11/0069; H04J 11/0053; H04J 11/0079; H04J 11/0093; H04J 2211/005; H04W 72/23 (86) International application number: PCT/US2021/029626 (87) International publication number: WO 2021/222397 (04.11.2021 Gazette 2021/44)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 30.04.2020 US 202063018279 P 27.04.2021 US 202117242032 (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)

(72) Inventors: ZHOU, Yan San Diego, California 92121-1714 (US) ZHANG, Qian San Diego, California 92121-1714 (US) KHOSHNEVISAN, Mostafa San Diego, California 92121-1714 (US) AKKARAKARAN, Sony San Diego, California 92121-1714 (US) NAM, Wooseok San Diego, California 92121-1714 (US) LUO, Tao San Diego, California 92121-1714 (US) (74) Representative: Bardehle Pagenberg Partnerschaft mbB Patentanwälte Rechtsanwälte  Prinzregentenplatz 7 81675 München 81675 München (DE)